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Round|Lab Grown|IGI

0.51ct F VS1 Round Lab Grown Diamond

ID • F/VS1 • IGI LG843690275

Shape and cutting style on the report: Round brilliant

Certificate IGI LG843690275

Diamond specifications and retailer prices

From $170 CAD
As of November 2, 2026
Save $493 CAD (74%) vs most expensive(unlock to see where)
14 retailers carry this diamond
Most expensive: $1,515 CAD at MOH London · As of November 2, 2026
View at MOH London

About this 0.51ct lab-grown round diamond

This 0.51ct lab-grown round sits in the half to three-quarter carat band, graded F colour (colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG843690275 or 843690275. Listed at 14 retailers as of November 2, 2026, with a 290% spread between the cheapest and most expensive listing. That is exactly the kind of price-discovery gap Carat Hunter was built to surface. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

0.51
Carat
F
Color
VS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.5°
Pavilion angle41.2°
OriginLab Grown
Grading LabIGI
CertificateIGI LG843690275
Dimensions5.10 × 5.07 × 3.16 mm
L/W Ratio1.01
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
5.10 mm5.07 mm0.51 ctF / VS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG843690275
Side View
Table 59.0%Crown 34.5°Girdle: MED-STKPavilion 41.2°Culet: NoneDepth 62.1%

Caratlytics Score

How it works →
A
Excellent
Excellent quality and great value
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Nov 2
Current: $1,515 CAD|Low: $194 CAD|High: $1,524 CAD|Avg: $498 CAD|-0.6%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
November 4, 2026
Retailer 11$194 CAD
Retailer 2$209 CAD
Retailer 4$248 CAD
Retailer 9$329 CAD
Retailer 7$337 CAD
Retailer 5$353 CAD
Retailer 6$408 CAD
Retailer 8$463 CAD
Retailer 12$524 CAD
Retailer 10$651 CAD
Retailer 3$663 CAD
MOH London$1,515 CAD

19 data points across 12 retailers

14 retailers$170 CAD to $663 CAD

A
Cheapest Retailer
-
$170 CAD
Retailer 2
-
$194 CAD
View
Price last confirmed 11 days ago
A
Retailer 3
-
$209 CAD
View
A
Retailer 4
-
$248 CAD
View
B+
Retailer 5
-
$329 CAD
View
B+
Retailer 6
-
$337 CAD
View
B+
Retailer 7
-
$353 CAD
View
B+
Retailer 8
-
$408 CAD
View
B+
Retailer 9
-
$463 CAD
View
B
Retailer 10
-
$524 CAD
View
B
Retailer 11
-
$584 CAD
View
B
Retailer 12
-
$651 CAD
View
B
Retailer 13
-
$663 CAD
View
Most Expensive
MOH London
LG843690275 · Nov 2
$1,515 CAD
£856 GBP
View
Price under review
13 more retailers have this diamond
Prices start from $170 CADSave up to $493 CAD

Carat Hunter is not affiliated with, endorsed by, or sponsored by any retailer listed. Retailer information is from publicly available sources and may not be current. Verify details directly with the retailer before purchasing. Return terms as we hold them. Check the retailer's own returns page before you buy.

A
0.51ct Round
$170 CAD